Greta Beach on Christmas Island is a serene and relatively secluded spot known for its nesting sea turtles, particularly during the wet season (October to April). Access to the beach may involve navigating uneven terrain, so consider accessibility needs. While solo visits are possible, a guided tour can enhance the experience, especially for turtle spotting and understanding the local ecosystem. Costs are primarily associated with transportation to Christmas Island and any tours booked. A typical visit duration can range from a couple of hours to half a day, depending on your interests. Be aware of potential seasonal restrictions during turtle nesting periods to protect the wildlife. Due to the island's remote location, ensure bookings are made in advance and services might be limited.